218942009

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{349}}^1$

素因数の和:521

約数の個数: 32

約数和(自身を含む): 266716800

約数和(自身を除く): 47774791

約数列:

[1, 11, 13, 41, 107, 143, 349, 451, 533, 1177, 1391, 3839, 4387, 4537, 5863, 14309, 15301, 37343, 48257, 49907, 57031, 157399, 186017, 410773, 485459, 627341, 1531063, 2046187, 5340049, 16841693, 19903819, 218942009]

約数ペア:

[(1, 218942009), (11, 19903819), (13, 16841693), (41, 5340049), (107, 2046187), (143, 1531063), (349, 627341), (451, 485459), (533, 410773), (1177, 186017), (1391, 157399), (3839, 57031), (4387, 49907), (4537, 48257), (5863, 37343), (14309, 15301)]